TABLE 412-5 -EXAMINATION OF RESPIRATORY TRACT SPECIMENS

SPECIMEN	TEST
Spontaneous sputum	Gram stain, AFB stain, cultures for mycobacteria and pyogenic bacteria
Induced sputum	P. carinii stain, AFB stain, mycobacterial culture
Bronchoalveolar lavage fluid	P. carinii stain, AFB stain, mycobacterial and fungal cultures
Transbronchial biopsy tissue	Touch preparations and tissue stains for P. carinii, AFB stain, hematoxylin and eosin tissue stain, cult
Needle aspiration biopsy tissue	P. carinii stain, AFB stain, cytologic examination, cultures for mycobacteria and fungi

AFB = Acid-fast bacilli